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      1 /*
      2  * Copyright (C) 2016 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 #ifndef _HWC2_TEST_BUFFER_H
     18 #define _HWC2_TEST_BUFFER_H
     19 
     20 #include <android-base/unique_fd.h>
     21 #include <set>
     22 
     23 #include <hardware/hwcomposer2.h>
     24 
     25 #include <ui/GraphicBuffer.h>
     26 
     27 #include "Hwc2TestProperties.h"
     28 
     29 class Hwc2TestFenceGenerator;
     30 class Hwc2TestLayers;
     31 
     32 class Hwc2TestBuffer {
     33 public:
     34     Hwc2TestBuffer();
     35     ~Hwc2TestBuffer();
     36 
     37     void updateBufferArea(const Area& bufferArea);
     38 
     39     int  get(buffer_handle_t* outHandle, int32_t* outFence);
     40 
     41 protected:
     42     int generateBuffer();
     43 
     44     android::sp<android::GraphicBuffer> mGraphicBuffer;
     45 
     46     std::unique_ptr<Hwc2TestFenceGenerator> mFenceGenerator;
     47 
     48     Area mBufferArea = {-1, -1};
     49     const android_pixel_format_t mFormat = HAL_PIXEL_FORMAT_RGBA_8888;
     50 
     51     bool mValidBuffer = false;
     52     buffer_handle_t mHandle = nullptr;
     53 };
     54 
     55 
     56 class Hwc2TestClientTargetBuffer {
     57 public:
     58     Hwc2TestClientTargetBuffer();
     59     ~Hwc2TestClientTargetBuffer();
     60 
     61     int  get(buffer_handle_t* outHandle, int32_t* outFence,
     62             const Area& bufferArea, const Hwc2TestLayers* testLayers,
     63             const std::set<hwc2_layer_t>* clientLayers,
     64             const std::set<hwc2_layer_t>* clearLayers);
     65 
     66 protected:
     67     android::sp<android::GraphicBuffer> mGraphicBuffer;
     68 
     69     std::unique_ptr<Hwc2TestFenceGenerator> mFenceGenerator;
     70 
     71     const android_pixel_format_t mFormat = HAL_PIXEL_FORMAT_RGBA_8888;
     72 };
     73 
     74 #endif /* ifndef _HWC2_TEST_BUFFER_H */
     75